Language Server Protocol (LSP)
LSP is an open, JSON-RPC-based protocol — originally created by Microsoft for VS Code — that standardizes how code editors/IDEs talk to language-specific tools (parsers, type checkers, linters, formatters). Before LSP, every editor had to integrate every language separately (an M × N problem). LSP collapses this to M + N: each editor implements the protocol once, and each language implements a server once. Components LSP defines three components: Language Client Lives inside the editor/IDE (e.g., VS Code, Neovim, Emacs, JetBrains via plugin). Responsible for: ...